Trajectories of gambling during adolescence.
D000293:Adolescent; D000294:Adolescent Behavior / Q000523:psychology*; D001008:Anxiety Disorders / Q000150:complications / Q000523:psychology; D016739:Behavior, Addictive / Q000523:psychology*; D016009:Chi-Square Distribution; D002648:Child; D005715:Gambling / Q000523:psychology*; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D010379:Peer Group; D011569:Psychiatric Status Rating Scales; D000297:Psychology, Adolescent; D011792:Quebec; D012307:Risk Factors; D013997:Time Factors